Colorado / CO-07
Colorado District 7
Score
Irregularity score 55 Middle of the packLess compact than 58% of other congressional districts.
180th least compact of 429 nationally, 4th of 8 in Colorado.
A score describes shape, not intent. Coastlines, rivers and the Voting Rights Act can all make a district irregular. How scores work
The three measures
- Polsby-Popper
- 0.25at least as compact as 51% of districts on this measure
Area compared with perimeter. Low for jagged or snaking edges.
- Reock
- 0.40at least as compact as 27% of districts on this measure
Area compared with the smallest circle around the district, counting only land. Low for stretched shapes.
- Convex hull
- 0.80at least as compact as 57% of districts on this measure
Area compared with a rubber band stretched around the district, counting only land. Low for bites and tentacles.
Each measure runs from 0 to 1, where 1 is a perfect circle or a shape with no dents.
Cities and towns
The largest places with people in this district, from the 2020 Census. A place split between districts shows how many of its residents live in this one.
- Lakewood city155,971 of its 155,984 residents
- Arvada cityall 124,402 residents
- Broomfield cityall 74,112 residents
- Westminster city45,077 of its 116,317 residents
- Dakota Ridge communityall 33,892 residents
- Wheat Ridge cityall 32,398 residents
- Golden cityall 20,399 residents
- Cañon City cityall 17,141 residents
- Fairmount communityall 9,324 residents
- Evergreen communityall 9,307 residents
And 50 smaller places. 18% of this district's people live outside any city, town or named community. How places are counted
ZIP codes
72 ZIP codes have residents in this district. 26 of them are split with other districts. A percentage is the share of that ZIP code's 2020 residents who live here.
Show all 72 ZIP codes
- 80002 (94%)
- 80003 (90%)
- 80004
- 80005
- 80007
- 80020 (99%)
- 80021
- 80023 (82%)
- 80030 (4%)
- 80031 (6%)
- 80033
- 80123 (24%)
- 80125 (1%)
- 80127 (69%)
- 80128 (1%)
- 80135 (1%)
- 80212 (14%)
- 80214 (98%)
- 80215
- 80226 (99%)
- 80227 (73%)
- 80228
- 80232 (99%)
- 80234 (7%)
- 80235 (59%)
- 80401
- 80403 (85%)
- 80420
- 80421
- 80425
- 80432
- 80433
- 80439 (85%)
- 80440
- 80448
- 80449
- 80453
- 80454
- 80456
- 80457
- 80461
- 80465
- 80470
- 80475
- 80516 (1%)
- 80813
- 80814
- 80816
- 80819 (81%)
- 80820
- 80827
- 80860
- 80863 (99%)
- 80926 (5%)
- 81069 (4%)
- 81201
- 81211
- 81212
- 81221
- 81222
- 81223
- 81226
- 81227
- 81232
- 81233
- 81236
- 81240
- 81242
- 81244
- 81251
- 81252
- 81253 (92%)
These are the Census Bureau's ZIP code areas, which match residential ZIP codes closely. ZIP codes used only for PO boxes or a single organization aren't included. How ZIP codes are matched
2024 presidential vote
Shares of the votes for the two of them; other candidates are left out. Colorado used the same lines in 2024, so this is added up from precinct results. A precinct split between districts is divided by its House votes, so the figures are close estimates. Where the votes come from
U.S. House
Brittany Pettersen, Democrat
Elected November 3, 2026, takes office January 3, 2027.
Unofficial results from the Colorado Secretary of State, checked November 6, 2026. A race shows a winner once news decision desks have called it. Results become official when the state certifies them. Where this comes from
Colorado's senators
- Michael F. Bennet, Democrat
- John W. Hickenlooper, DemocratRe-elected November 3, 2026.
Senators are elected by the whole state, so district lines don't change who they are. Senators serving as of November 6, 2026. Senators elected in November 2026 take office January 3, 2027. Where this comes from
Where it sits in Colorado
- Very compact (0 to 19)
- Compact (20 to 39)
- Middle (40 to 59)
- Irregular (60 to 79)
- Very irregular (80 to 100)
Spot a problem with this district? Email us about CO-07.